South Texas Veterans Healthcare System

Audie L. Murphy Veterans Memorial Hospital – Ophthalmology Service Faculty

Abumere Akinwale, M.D.
Retina
Residency: Boston University Medical Center, Boston, MA
Fellowships: 1. (Medical Retina) Beetham Eye Institute, Joslin Diabetes Center, Boston MA
2. (Surgical Retina) Southern Eye Center, Hattiesburg, MS
Board Certification: American Board of Ophthalmology

J. Ryan Brewer, D.O.
Comprehensive Ophthalmology and Refractive Surgery
Residency: SAUSHEC, San Antonio Military Medical Center, San Antonio, TX
Board Certification: American Board of Ophthalmology

Mary Anne Bryan, M.D.
Comprehensive Ophthalmology
Adjunct Assistant Professor
UT Health San Antonio – Department of Ophthalmology
Residency: Geisinger Medical Center (PA); University of Florida-Gainesville
Board Certification: American Board of Ophthalmology

Janis Croley, M.D.
Comprehensive Ophthalmology
Director of VA Eye Clinic
Residency: Brooke Army Medical Center (San Antonio, TX)
Board Certification: American Board of Ophthalmology

Roberto Diaz-Rohena, M.D.
Retina
Residency: Emory University School of Medicine
Fellowships: 1. (Medical and Surgical Uveitis), Ohio State University, Columbus, OH; 2. (Medical and Surgical Vitreoretinal), Baylor University College of Medicine, Houston, TX

Jordan Hollsten, M.D.
Oculoplastic Surgery
Residency: University of Florida – Gainesville
Fellowship: (Oculoplastics) University of Texas Health Science Center at San Antonio, TX
Board Certification: Board Eligible (American Board of Ophthalmology)

Donna Nguyen, M.D.
Glaucoma
VA Eye Clinic Resident Site Director
Adjunct Associate Professor
UT Health San Antonio – Department of Ophthalmology
Residency: University of Texas Health Science Center at San Antonio, TX
Fellowship: (Glaucoma) UT Health Houston, Houston, TX
Board Certification: American Board of Ophthalmology

R. Christopher Walton, M.D., M.H.A.
Chief of VA Ophthalmology Service
Adjunct Assistant Professor
UT Health San Antonio – Department of Ophthalmology
Residency:  Ochsner Clinic and Alton Ochsner Medical Foundation, New Orleans, LA
Fellowship: (Ocular Immunology and Uveitis) National Eye Institute – National Institutes of Health, Bethesda, MA
Board Certification: American Board of Ophthalmology

Mark Welch, D.O.
Glaucoma
Adjunct Assistant Professor
UT Health San Antonio – Department of Ophthalmology
Residency: San Antonio Uniformed Services Health Education Consortium (SAUSHEC), San Antonio, TX
Fellowship: (Glaucoma) Bascom Palmer Eye Institute, Miami, FL
Board Certification: American Board of Ophthalmology